/*
 * Copyright 2000-2016 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.util.graph;

import org.jetbrains.annotations.NotNull;

import java.util.Collection;
import java.util.Iterator;

/**
 * @author dsl
 */
public interface Graph<Node> extends InboundSemiGraph<Node>, OutboundSemiGraph<Node> {
  @Override
  @NotNull
  Collection<Node> getNodes();

  @Override
  @NotNull
  Iterator<Node> getIn(Node n);

  @Override
  @NotNull
  Iterator<Node> getOut(Node n);
}